Betty Grable’s sly smile turned toward the camera is one of the most iconic images in history. As the pin-up queen of the world, Grable lived a scandalous life that’s the stuff of Hollywood movies. While her girl-next-door image has endured through the 21st century, the reality of her dark, dramatic life was anything but ideal. Betty Grable Facts1. She Had a Scandalous Claim to FameWhen the United States entered WWII, Hollywood began producing content for the Americans serving abroad. One way to cheer up the servicemen was through “pin-up” photographs of famous actresses, which they made into …